What is the difference in maternal mortality ratio between Mauritania and Sierra Leone?

21 deaths per 100,000 live births, with Mauritania ahead.

How many years of comparable data are there for Mauritania and Sierra Leone?

36 years are reported by both, from 1985 to 2020.

Where does this data come from?

UN MMEIG (2023) – processed by Our World in Data, published as Maternal mortality ratio. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Mauritania vs Sierra Leone: Maternal mortality ratio

Mauritania

463.83 deaths per 100,000 live births

in 2020

Sierra Leone

442.83 deaths per 100,000 live births

in 2020

Mauritania rank

16th

Sierra Leone rank

18th

Maternal mortality ratio over time

Mauritania
Sierra Leone

How they compare

Mauritania currently reports 463.83 deaths per 100,000 live births against 442.83 deaths per 100,000 live births in Sierra Leone, a difference of 21 deaths per 100,000 live births.

The two have swapped places 3 times across 36 shared years of data; in 1985 it was Sierra Leone ahead.

Mauritania ranks 16th and Sierra Leone ranks 18th of 185 countries.

Across the 5 decades both report, Mauritania averaged higher in 1 and Sierra Leone in 4.

Head to head by decade

Decade	Mauritania	Sierra Leone	Difference	Ahead
1980s	745.13 deaths per 100,000 live births	1,465 deaths per 100,000 live births	719.85 deaths per 100,000 live births	Sierra Leone
1990s	681.76 deaths per 100,000 live births	1,702 deaths per 100,000 live births	1,020 deaths per 100,000 live births	Sierra Leone
2000s	651.75 deaths per 100,000 live births	1,315 deaths per 100,000 live births	663.63 deaths per 100,000 live births	Sierra Leone
2010s	511.92 deaths per 100,000 live births	599.06 deaths per 100,000 live births	87.13 deaths per 100,000 live births	Sierra Leone
2020s	463.83 deaths per 100,000 live births	442.83 deaths per 100,000 live births	21 deaths per 100,000 live births	Mauritania

Averages of every year both report within each decade.

Frequently asked questions

Which has higher maternal mortality ratio, Mauritania or Sierra Leone?: Mauritania, at 463.83 deaths per 100,000 live births against 442.83 deaths per 100,000 live births in Sierra Leone as of 2020.
What is the difference in maternal mortality ratio between Mauritania and Sierra Leone?: 21 deaths per 100,000 live births, with Mauritania ahead.
How many years of comparable data are there for Mauritania and Sierra Leone?: 36 years are reported by both, from 1985 to 2020.
How do Mauritania and Sierra Leone rank globally for maternal mortality ratio?: Mauritania ranks 16th and Sierra Leone ranks 18th of 185 countries.
Where does this data come from?: UN MMEIG (2023) – processed by Our World in Data, published as Maternal mortality ratio. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Mauritania vs Sierra Leone: Maternal mortality ratio. Statizoid, drawing on UN MMEIG (2023) – processed by Our World in Data. Retrieved 03 September 2026, from https://health.statizoid.com/compare/maternal-mortality-ratio-vs-gdp-per-capita/mauritania/sierra-leone/

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<a href="https://health.statizoid.com/compare/maternal-mortality-ratio-vs-gdp-per-capita/mauritania/sierra-leone/">Mauritania vs Sierra Leone: Maternal mortality ratio</a> — Statizoid

About this data

Indicator: Maternal mortality ratio
Unit: deaths per 100,000 live births
Source: UN MMEIG (2023) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 185 places, 6,660 data points, 1985–2020
Last refreshed: 28 August 2026

The estimated maternal mortality ratio (MMR) is the number of maternal deaths per 100,000 live births.